Epson ET-4550 Service Manual page 6

R R e e v v i i s s i i o o n n
A A
O O c c t t o o b b e e r r 1 1 9 9 , , 2 2 0 0 1 1 5 5 
B B
C C
D D
Revision Status Revision Status
D D a a t t e e o o f f I I s s s s u u e e
M M a a y y 1 1 9 9 , , 2 2 0 0 1 1 5 5 F F i i r r s s t t R R e e l l e e a a s s e e
 Chapter 2
Chapter 2
  "2.1.5.1 Factors which Affect the Print Quality (p28)" "2.1.5.1 Factors which Affect the Print Quality (p28)"
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"2.1.5.2 Factors which Affect the Safety of Service Personnel such as Ink "2.1.5.2 Factors which Affect the Safety of Service Personnel such as Ink
Leakage during Operation (p29)" Leakage during Operation (p29)"
 Chapter 1 
Chapter 1
M M a a y y 9 9 , , 2 2 0 0 1 1 6 6
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1.1.1 Touble Shooting Workflow 1.1.1 Touble Shooting Workflow
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Deleted Deleted "Initial
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Added Added "Poor
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Chapter2 Chapter2
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2.1.5 Checks and Precautions before Disassembling 2.1.5 Checks and Precautions before Disassembling
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2.1.5.1 2.1.5.1 Factors
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2.1.5.2 Factors 2.1.5.2
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2.1.5.4 Discharging 2.1.5.4
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2.3.2 Disassembly Flowchart 2.3.2 Disassembly Flowchart
  CISS System(P40) CISS
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2.4 Detail Disassembly/Reassembly Procedure for each Part/Unit 2.4 Detail Disassembly/Reassembly Procedure for each Part/Unit
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Ink Ink Tank
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Ink Ink End
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Ink Ink End
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Charpt3 Charpt3
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Required Adjustment Required
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3.3.1 3.3.1 Checking
J J u u n n e e 1 1 5 5 , , 2 2 0 0 1 1 6 6   Cover
Cover
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The New The New Model Name(ET-3600,L605/606)
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Chapter1 Chapter1
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1.3 Fatal Error Code List 1.3 Fatal Error Code List
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The The Fatal
D D
"Initial Ink Ink Charge" Charge" (p11) (p11)
"Poor Printing" Printing" "Blank "Blank Printing"
Factors Which Which Affect Affect the the Print
Factors Which Which Affect Affect the the Safety
during during Operation(P30) Operation(P30)
Discharging Procedure Procedure (P34) (P34)
System(P40)
Tank Housing Housing Upper(P50) Upper(P50)
End Sensor Sensor Board Board Holder(P50) Holder(P50)
End Sensor Sensor Board(P50) Board(P50)
Adjustment List(P58) List(P58)
Checking the the Platen Platen Gap(P64) Gap(P64)
Model Name(ET-3600,L605/606) is Added in
Fatal Error Error Code Code for for Hexadecimal Hexadecimal Number
e e s s c c r r i i p p t t i i o o n n
Printing" (p27) (p27)
Print Quality(P27) Quality(P27)
Safety of of Service Service Person Person such such as as Ink
is Added in the Service the Service Manual Cover
Number is is Added Added (P14,15,16,17) (P14,15,16,17)
Ink Leakage Leakage
Manual Cover
Confidential Confidential